布尔塔斯人，是可萨汗国时代游牧于里海以北民族（今天的奔萨、乌里扬诺夫、萨拉托夫一带）。是可萨臣下，但身分不明确。

一般相信他们是乌拉尔语系民族，是现在摩尔达维亚人、楚瓦什人、塔塔尔族祖先。最近也有人属于伊朗系的阿兰人。

Burtas (Russian:Буртасы, Chuvash: Пăртассем, Tatar: CyrillicБортаслар, LatinBortaslar) were a tribe of uncertain ethnolinguistic affiliation inhabiting the steppe region north of the Caspian Sea in medieval times (modern Penza Oblast, Ulyanovsk Oblast and Saratov Oblast of the Russian Federation). They were subject to the Khazars.